Flights from Chicago O'Hare to Knoxville

Our cheapest offers for flights from Chicago O'Hare to Knoxville

Here you can compare cheap flights from Chicago O'Hare (ORD) to Knoxville (TYS) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Knoxville. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Chicago O'Hare
Knoxville
Outbound
09/04/25
1 Stopover (DEN)
F91483, F92374
12h 41min
Return
09/28/25
1 Stopover (DEN)
F94369, F93172
28h 27min
Frontier Airlines
$217
Chicago O'Hare
Knoxville
Pay attention to transfer at connecting flight
Outbound
10/18/25
1 Stopover (MCO, SFB)
NK0507, G42881
12h 01min
Return
11/17/25
1 Stopover (FLL)
G40492, NK0003
27h 29min
Spirit Airlines, Allegiant Air
$217
Best option
Chicago O'Hare
Knoxville
Outbound
10/18/25
direct
UA5726
01h 55min
Return
11/17/25
1 Stopover (IAD)
UA4324, UA1738
05h 02min
United Airlines ?
$231
Chicago O'Hare
Knoxville
Outbound
09/04/25
1 Stopover (DEN)
F91483, F92374
12h 41min
Return
09/28/25
1 Stopover (DEN)
F94369, F93172
28h 27min
Frontier Airlines
$228
Chicago O'Hare
Knoxville
Outbound
10/18/25
direct
UA5726
01h 55min
Return
11/17/25
1 Stopover (IAD)
UA4324, UA1738
05h 02min
United Airlines ?
$240
Chicago O'Hare
Knoxville
Outbound
09/04/25
direct
AA4537
01h 47min
Return
09/28/25
1 Stopover (PHL)
AA5645, AA1327
05h 26min
American Airlines ?
$258
Chicago O'Hare
Knoxville
Outbound
09/04/25
direct
AA4537
01h 47min
Return
09/28/25
1 Stopover (CLT)
AA3119, AA3188
04h 12min
American Airlines ?
$260
Chicago O'Hare
Knoxville
Outbound
09/04/25
direct
AA4537
01h 47min
Return
09/28/25
1 Stopover (CLT)
AA5018, AA2843
05h 15min
American Airlines ?
$268
Chicago O'Hare
Knoxville
Outbound
09/04/25
direct
AA4537
01h 47min
Return
09/28/25
1 Stopover (LGA)
AA4675, AA2223
05h 26min
American Airlines ?
$355
Chicago O'Hare
Knoxville
Outbound
10/18/25
direct
UA5726
01h 55min
Return
11/17/25
1 Stopover (IAD)
UA4324, UA1738
05h 02min
United Airlines ?
$748
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Chicago O'Hare - Knoxville

Roundtrip from $216.51
Distance 765 km
Departure airport Airport Chicago O'Hare International Airport, IL (ORD)
Arrival airport Airport Knoxville, TN (TYS)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Knoxville
Flight destinations with a similar price
Flight destinations with a similar price